class_docstr: Named entity.
class_docstr_tok: ["Named","entity","."]
code: def test_count_sentences(self):
      s = pd.Series(
          "I think ... it counts correctly. Doesn't it? Great!"
      )
      s_true = pd.Series(3)
      self.assertEqual(nlp.count_sentences(s), s_true)
  
file_path: texthero/tests/test_nlp.py
imports: import pandas
  import numpy
  from texthero import nlp
  from .None import PandasTestCase
  import doctest
  import unittest
  import string
label_desc: Use image node_id 3 for calling the TestNLP obj's underlying member method code with example usage: obj.test_count_sentences() without return types